Magnetic ballMany Grade&colon; N&comma; M&comma; H&comma; SH&comma; UH&comma; EHMany size&colon; D4&comma; D5&comma; D6&comma; D8&comma; D1&comma; D20Lead time 10-18daysMagnetic ballThe magnetic ball can be used as the TOY&comma; that was very interested&comma; and the toy can be many shapes when you play them&comma; you can use the magnetic ball to get many different shapes in your mind&period;